an effigy of Guy Fawkes that is burned on a bonfire on Guy Fawkes Day;

an informal term for a youth or man; "a nice guy"; "the guy''s only doing it for some doll";

steady or support with with a guy wire or cable; "The Italians guyed the Tower of Pisa to prevent it from collapsing";

subject to laughter or ridicule; "The satirists ridiculed the plans for a new opera house"; "The students poked fun at the inexperienced teacher"; "His former students roasted the professor at his 60th birthday";